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Gibson Delivering 2017 Spec LMP2 Engines

Another spec engine is ready, this time is a 4.2-liter V8 from Gibson Technologies for LMP2 endurance racing. We have what few details are available.Read More


Marking Your Territory-How Digitizing Has Made The Combustion Space

JE Pistons goes to great lengths to develop custom racing pistons to suit your application. 3D scanning and digitizing is one of the key techniques.Read More

LSPI Cylinder Pressure

Video: How Lugging Will Destroy Your Engine

Every human behind the wheel of a vehicle propelled by an internal combustion engine has experienced some form of engine lugging at one time or another.Read More


CP-Carrillo’s Forged Pistons For Turbocharged GM Ecotec Motors

New from CP-Carrillo – forged pistons for the turbocharged GM Ecotec 2.0-liter inline four. This pistons are available in standard bore and include a ring package to take advantage of upgraded aftermarket offeringRead More


LiveWires Offers A Shocking Revelation In Spark Plug Wire Selection

Spark plug wires can't make horsepower but they can prevent you from losing horsepower due to a weak spark. We found new pep for our straight six with a set. Read More


Machinists’ Corner: Rottler F-65 Up For Grabs

With so many businesses upgrading machinery some nice CNC mills and lathes come up for the rest of us. Check this one out from Mast Motorsports. Read More


Making Big Nitrous Oxide Power In The Modern Pro Mod World

Making big power with nitrous at the Pro Mod level has changed dramatically over the years . We talk to Brandon Switzer of Switzer Dyanmics and Wayne Davis from Speedtech to learn more about these impressive system.Read More

INFINITI four-cylinder turbocharged gasoline VC-T engine

New Infiniti Engine Boasts Variable Compression Ratio

Using a complex arrangement of levers, links and actuators, Infiniti has developed a turbo-4 with variable compression ratio. Check out the details here!Read More


Combating Crank Walk And Preventing Bearing Contamination

Taking the time to verify that your crank end play is in the optimal range will result in a longer engine life, as it protects against crank walk.Read More

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MAHLE Aftermarket Walks Us Through Clevite Race Bearings

Mahle Aftermarket's Bill McKnight sheds some light on why softer Clevite bearings are the choice for high horsepower racing applications. Read More


Split Ratio Rocker Arms, How Much Benefit Can They Provide?

A technique that comes from the early days of small-block engines was the idea that you could better control the valves with alternating ratio rocker arms. Read More


Edelbrock Unveils RPM Air-Gap Intake Manifold For Holden 308-383

New from Edelbrock – the RPM Air-Gap intake manifold for Holden 308-383ci engines with VN style cylinder heads. These manifolds are a dual-plane design and are tuned for excellent throttle response. Check 'em out!Read More

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Clearing Up The Confusion In Modern Fuel Injector Technology

Gearheads have been left confused with an aftermarket flooded by high impedance and low impedance injectors and no idea which one is right for their car.Read More

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The Latest Trends in Custom Billet & Sheetmetal Intake Manifolds

During our discussions we talk to Wilson Manifolds and Steve Morris about the reasons why you would consider going with a custom fabricated or CNC intake.Read More

Project 428 Ponyjet Dyno

Quick Lift – What It Is And How It Works With Crane Cams

We spoke with Allan Bechtloff of Crane Cams to get a quick history on their "Quick-Lift" Gold Race series rocker arms and how it was discovered.Read More


Steam Holes, The Cooling Mod For 400-based Chevy Small-blocks

400 ci small-blocks utilize siamese's cylinder walls create air pockets in the cooling jackets when a 350 head is used, this mod corrects this problem. Read More


Center Point CnC Debuts GM Billet Gerotor Wet Sump Oil Pumps

New from Center Point CnC – GM billet gerotor wet sump oil pumps. These oil pumps are designed to fit a stock oil pan without modifications. Check 'em out!Read More

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Dyno Video: Shafiroff 509ci W-series With Hilborn EFI

Shafiroff Racing is expanding its HHR line of classic 509 engines by adding a Hilborn EFI option that boosts torque by 50 lb-ft over dual quads.Read More


Clearing Up Mod Motor Misconceptions With John Mihovetz

John Mihovetz's racing portfolio makes him the ideal candidate to rifle through the common misconceptions that surround the coveted mod motor platform.Read More


Danzio Performance Looks To Dethrone Katech’s 700 Hp LT1

Danzio Performance is a front-runner in all thing direct injected, with their expertise Chris Muzio plans to dethrone Katech's 700 hp LT1.Read More